From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D247D19511 for ; Mon, 12 Jun 2023 10:30:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58B63C433EF; Mon, 12 Jun 2023 10:30:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1686565804; bh=3NUSvyRoVAfr/QfONetE2PuaZnvPKTiaoIdLj2dy1Kg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oLWZCZQa2/ulBo3Xoz85g77n4beZdx36D5+dEu6YW4A8Y6c4cmTrf7FQEYI/f9Om3 JDoUjGqThM42ZvK8vWEtPDsj0GRoxxd9hYtR5CSM9b3F94s8ExLJkceQJSIO9CP2eN F4nVULmWrW3dm+WdNap3J/FjYkferahf4oVA7/o8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Qu Wenruo , Josef Bacik , David Sterba , Stefan Ghinea Subject: [PATCH 4.19 21/23] btrfs: check return value of btrfs_commit_transaction in relocation Date: Mon, 12 Jun 2023 12:26:22 +0200 Message-ID: <20230612101651.846259280@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230612101651.138592130@linuxfoundation.org> References: <20230612101651.138592130@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Josef Bacik commit fb686c6824dd6294ca772b92424b8fba666e7d00 upstream. There are a few places where we don't check the return value of btrfs_commit_transaction in relocation.c. Thankfully all these places have straightforward error handling, so simply change all of the sites at once. Reviewed-by: Qu Wenruo Signed-off-by: Josef Bacik Reviewed-by: David Sterba Signed-off-by: David Sterba Signed-off-by: Stefan Ghinea Signed-off-by: Greg Kroah-Hartman --- fs/btrfs/relocation.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -2341,7 +2341,7 @@ again: list_splice(&reloc_roots, &rc->reloc_roots); if (!err) - btrfs_commit_transaction(trans); + err = btrfs_commit_transaction(trans); else btrfs_end_transaction(trans); return err; @@ -3930,8 +3930,7 @@ int prepare_to_relocate(struct reloc_con */ return PTR_ERR(trans); } - btrfs_commit_transaction(trans); - return 0; + return btrfs_commit_transaction(trans); } static noinline_for_stack int relocate_block_group(struct reloc_control *rc) @@ -4097,7 +4096,9 @@ restart: err = PTR_ERR(trans); goto out_free; } - btrfs_commit_transaction(trans); + ret = btrfs_commit_transaction(trans); + if (ret && !err) + err = ret; out_free: btrfs_free_block_rsv(fs_info, rc->block_rsv); btrfs_free_path(path);